AlphaCool 7V Circulatory Cooling Vest System M-L

The AlphaCool 7V Circulatory Cooling Vest with a built-in water circulation unit brings the highest quality cooling technology into a compact vest for better wearability and easy operation. It includes a 3L quick-release bladder, a mini pump, a rechargeable battery, and a liquid cooling channel embedded in a mesh liner. The mini pump circulates cold water that will continuously flow throughout the vest, keeping it cool and comfortable in hot conditions. It features a waterproof and breathable outer fabric, 3D material interlay, and a double lines stitching cooling channel layer for maximum comfort. Ergonomically cooling design, front zipper with adjustable sides Waterproof and breathable outdoor fabric, double stitching cooling channel mesh 3L freezable, easy to clean, quick-release bladder 7.4V 2200mAh battery 2 - 4 hours of cooling from using a frozen bladder, 1 - 3 hours using ice cubes Cooling temperature range 36F-68F (2C-20C), Noise: 48dBA